ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,688, issued on April 29, was assigned to ROSI (Grenoble, France).
"Method for recycling silver present on a photovoltaic cell" was invented by Yun Luo (Schupfen, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for recycling silver present on a photovoltaic cell comprising: -a step a) of supplying a photovoltaic cell including-a support substrate made of silicon, -an upper layer of doped silicon arranged on the support substrate, -a plurality of silver lines arranged on the upper layer, -at least one anti-reflective layer arranged on the upper layer and adjacent to the silver lines; -a step b) of etching the anti-reflective layer b...